“Following the thoughts of a great man,” wrote A. S. Pushkin, “is the most entertaining science.” Aphorisms of famous thinkers and scientists, politicians and writers, poets and artists are rightfully not only a source of worldly wisdom, but also answers to eternal questions that concern many generations of people. From time immemorial, humanity has been faced with the problem of good and evil. Without understanding the essence of these phenomena, such important concepts as morality and immorality, spirituality and depravity, virtue and sinfulness lose all meaning... The publishing design is preserved in pdf A4 format.